Finding the Fourth Proportional to 4,190,204.06, 6,286,901.89 and 1,458,054.99
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Solution
The fourth proportional to 4,190,204.06, 6,286,901.89 and 1,458,054.99 is: 2,187,637.77
Step by Step Solution
- Step 1: Write the proportion equation
4,190,204.06 : 6,286,901.89 = 1,458,054.99 : x - Step 2: Convert to fraction form
4,190,204.06/6,286,901.89 = 1,458,054.99/x - Step 3: Cross multiply
4,190,204.06x = 6,286,901.89 × 1,458,054.99 - Step 4: Simplify right side
4,190,204.06x = 9,166,648,668,709.79 - Step 5: Solve for x
x = 9,166,648,668,709.79/4,190,204.06 - Step 6: Final answer
x = 2,187,637.77
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.